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KRS Series Rotation Stages | Designed for Cryogenic Environments
Cryogenic Environment Solutions

KRS Series Rotation Stages | Designed for Cryogenic Environments

Vacuum · Cryogenic · High-temperature · Radiation

  • Extreme-Environment Compatibility for Cryogenic Use: Engineered for demanding conditions including vacuum, cryogenic temperatures, high heat, and radiation, this rotation stage ensures reliable performance in harsh industrial and scientific environments – especially critical for deep‑cold applications.

  • High Load Capacity: With a load capacity of up to 60 kg, this rotation stage delivers stable and precise rotary motion even under substantial payloads, maintaining accuracy in cryogenic settings.

  • Multiple Diameter Options: Available in diameters of 60 mm, 100 mm, and 160 mm, this rotation stage offers flexible sizing to accommodate diverse application requirements, including those in low‑temperature chambers.

  • Versatile Applications: Widely used across biomedical research, semiconductor manufacturing, 3C electronics production, automotive testing, in‑vacuum processing, military and aerospace, nuclear energy, scientific instrumentation, and general automation, this rotation stage is built to excel in the most demanding sectors – from cryogenic storage to high‑temperature processes.

  • Precision & Durability: Featuring a compact structure and high accuracy, this rotation stage provides exceptional repeatability and a long service life, making it ideal for mission‑critical operations in cryogenic environments.

    Key Features

    ● Stepper motors for operations in vacuum, cryogenic, high temperature and radiation applications

    ● Vacuum: up to 10-7Pa

    ● Operating temperature: down to -80℃ , up to 200℃

    ● Radiation resistance: up to 106Gy

    ● Repeatability: ±0.005°(±0.3′)

    ● Centre load capacity: up to 60Kg

    ● Motor: stepper or servo

    Applications

    ● Biomedical
    ● Semiconductor manufacturing
    ● 3C manufacturing
    ● Scientific Instruments
    ● in-vacuum equipment
    ● Nuclear energy
    ● Military and Aerospace
    ● automative parts testing
    ● General Automation

    KLS

    ① Product series

    KRS series rotation stage


    ② Construction size

    60/100/160mm              


    ③ Ratio

    KRS60 = 180

    KRS100 = 180

    KRS160 = 90 or 180

    ④ Environmental temperature ratings
    Environmental temperature rating  code Temperature range
    (℃)
    Vacuum class
    (Pa,optional)
    Radiation resistance
    (Gy,optional)
    RHT -20~+200 10-3 106
    SHT -20~+200 10-3/10-5/10-7 -
    HT -20~+150 10-3/10-5/10-7 -
    NTL1 -40~+85 10-3/10-5 -
    NTL2 -40~+100 - -
    NTL3 -65~+125 10-3 -
    NTL4 -80~+40 10-3 -
    NTL5 -55~+150 - -

    ⑤ Vacuum class

    Blank = Non-vacuum              

    V3 = Low pressure or vacuum to 10-3Pa       

    V5 = Vacuum to 10-5Pa         

    V7 = Vacuum to 10-7Pa      


    ⑥ Radiation resistance

    Blank = No radiation resistance              

    RH = Radiation resistance (total dose 106Gy)


    ⑦ Designator of mounted motor

    e.g. 

    KH42 = KH series 42mm stepper motor                   

    KVM57 = KVM series 57mm stepper motor

    KECM100 = KECM series 100W servo motor          

    KSSM400 = KSSM series 400W servo motor

    Technical Specifications

    KRS60
    Model number Rotation  range 
    (°)
    Aperture  diameter
    (mm)
    Gear ratio Centre  load  capacity
    (Kg)
    Mass
    (Kg, Aluminum /Stainless  Steel)
    Speed
    (°/s)
    Repeatability
    (°)
    Lateral  runout
    (μm)
    Backlash
    (″)
    KRS60 360 60 180 3 0.66/1.98 20 0.005 15 0.08

    Dimension Drawings

    KRS60

    cda01dd539286d4dfbe53050a9591369

    Specifications

    KRS100
    Model number Rotation  range 
    (°)
    Aperture  diameter
    (mm)
    Gear ratio Centre  load  capacity
    (Kg)
    Mass
    (Kg, Aluminum /Stainless  Steel)
    Speed
    (°/s)
    Repeatability
    (°)
    Lateral  runout
    (μm)
    Backlash
    (″)
    KRS100 360 90 180 8 1.5/4.5 20 0.005 15 0.08

    Dimension Drawings

    KRS100

    a8de8de531d8445dccff198f9ed32fad

    Specifications

    KRS160
    Model number Rotation  range 
    (°)
    Aperture  diameter
    (mm)
    Gear ratio Centre  load  capacity
    (Kg)
    Mass
    (Kg, Aluminum /Stainless  Steel)
    Speed
    (°/s)
    Repeatability
    (°)
    Lateral  runout
    (μm)
    Backlash
    (″)
    KRS160 360 165 90:1/180:1 60 4/8.5 10 0.005 20 0.08

    Dimension Drawings

    KRS160

    krs160

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